Title :
Probing laser disturbed doubly excited states with isolated attosecond pulses
Author :
Gilbertson, Steve ; Feng, Ximao ; Khan, Sabih ; Chini, Michael ; Wang, He ; Chang, Zenghu
Author_Institution :
Dept. of Phys., Kansas State Univ., Manhattan, KS, USA
Abstract :
Two-electron excitation and autoionization in helium atoms were studied experimentally using isolated attosecond pulses for the first time. The population of the resonance state was modified by intense near infrared laser pulses.
Keywords :
atom-photon collisions; autoionisation; helium; high-speed optical techniques; laser beams; multiphoton processes; photoionisation; resonant states; autoionization; helium atoms; intense near infrared laser pulse; isolated attosecond pulse; laser disturbed doubly excited states; multiphoton ionization; resonance state; two-electron excitation; Delay; Electrons; Helium; Ionization; Laser excitation; Mirrors; Optical pulse generation; Optical pulses; Resonance; Ultrafast optics; (020.2649) Strong field laser physics; (320.7100 ) Ultrafast measurements;
Conference_Titel :
Lasers and Electro-Optics, 2009 and 2009 Conference on Quantum electronics and Laser Science Conference. CLEO/QELS 2009. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-869-8
Electronic_ISBN :
978-1-55752-869-8
